Airport Quad City Intl is located in United States near the city of Moline. The international codes of Quad City Intl airport are ICAO: KMLI and IATA: MLI. Quad City Intl is located at latitude 41.4485 and longitude -90.5075. The elevation above sea level is 590ft (180m). Local timezone at the airport is UTC/GMT -5:00 hours.